Full reference: E. Buffetaut, V. Suteethorn, and H. Tong. 2009. An early 'ostrich dinosaur' (Theropoda: Ornithomimosauria) from the Early Cretaceous Sao Khua Formation of NE Thailand. Late Palaeozoic and Mesozoic Ecosystems in SE Asia. The Geological Society of London, Special Publication315:229-243